... from 30 to 48 degree 2.Energy saving 3.Certificated:RTTE,SAA, CE,ETL,FSE,PTC,EMC,LVD,SCA Specifications Details Air conditioner ... of physical problems can interfere with your ability to fall or stay asleep. For example, arthritis and other conditions that cause ... pattern and are also likely to make sleep less refreshing and result in daytime sleepiness. For women, pregnancy and hormonal shifts ...